NT

Naohiro Takeda

DL Diafoil Company, Limited: 1 patents #4 of 17Top 25%
Overall (1989): #73,867 of 140,708Top 55%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4795672 Magnetic recording medium Yuzo Otani, Masahiro Kita, Nariaki Okajima 1989-01-03